HydroBASINS lev08 watershed · #4080103960
Bassin de Нимелен
A watershed (drainage basin) is not a body of water — it is the land area where rainfall converges towards a single river that eventually reaches the sea (or an endorheic basin). Boundaries follow ridgelines.
Crosses 1 administrative regions : im. Poliny Osipenko rayon
Sub-basin area
241,6km²
Upstream area
8 536,1km²
Discharge
80,7m³/s
Mean elev.
118m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Нимелен1843 km²
- Bassin de Омал135 km²
1 dept-equivalent regions (GADM L2)
- im. Poliny Osipenko rayonKhabarovsk · Russia242.5 km²100.0% of basin
2 intersecting protected areas
Reka Nimelen
IUCN IIINatural Monument
24.23 km² overlap
Reka Omal
IUCN IIINatural Monument
0.25 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
32 distinct species · 32 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 7 species (selected proportionally per kingdom among those with at least one documented interaction here) to keep the graph readable. Hover for details, click to explore the full ecosystem of a species.
ℹ️ The territory contains many more species than displayed and all their documented interactions: the graph is intentionally the structural skeleton (top-N species by composite local score, edges filtered by Serrano 2009 disparity filter α=0.2).
Indicateurs du tissu écologique
Tissu écologique de Bassin de Нимелен : 6 espèces reliées par 5 interactions GloBI sur 1 type (connectance 17.9%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
-2,4°C
Annual rain
514mm
Moisture idx (CMI)
-0,23
Runoff
251mm/an
PET
666mm
AET
439mm
Mean slope
2,7°
Water table
59cm
Forest
73%
Crops
0%
Urban
0%
Protected
10%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)